<?php

namespace app\cunkebao\controller\plan;

use library\ResponseHelper;
use think\Controller;
use think\Db;
use think\facade\Request;

/**
 * 获客场景控制器
 */
class PostCreateAddFriendPlanV1Controller extends Controller
{


    /**
     * 生成唯一API密钥
     * 
     * @return string
     */
    private function generateApiKey()
    {
        // 生成5组随机字符串，每组5个字符
        $chars = 'abcdefghijklmnopqrstuvwxyz0123456789';
        $apiKey = '';
        
        for ($i = 0; $i < 5; $i++) {
            $segment = '';
            for ($j = 0; $j < 5; $j++) {
                $segment .= $chars[mt_rand(0, strlen($chars) - 1)];
            }
            $apiKey .= ($i > 0 ? '-' : '') . $segment;
        }
        
        // 检查是否已存在
        $exists = Db::name('customer_acquisition_task')
            ->where('apiKey', $apiKey)
            ->find();
            
        if ($exists) {
            // 如果已存在，递归重新生成
            return $this->generateApiKey();
        }
        
        return $apiKey;
    }

    /**
     * 添加计划任务
     *
     * @return \think\response\Json
     */
    public function index()
    {
        try {
            $params = $this->request->param();
            

            // 验证必填字段
            if (empty($params['name'])) {
                return ResponseHelper::error('计划名称不能为空', 400);
            }
            
            if (empty($params['scenario'])) {
                return ResponseHelper::error('场景ID不能为空', 400);
            }
            
            if (empty($params['device'])) {
                return ResponseHelper::error('请选择设备', 400);
            }
            

            // 归类参数
            $msgConf = isset($params['messagePlans']) ? $params['messagePlans'] : [];
            $tagConf = [
                'scenarioTags' => $params['scenarioTags'] ?? [],
                'customTags'   => $params['customTags'] ?? [],
            ];
            $reqConf = [
                'device'            => $params['device'] ?? [],
                'remarkType'        => $params['remarkType'] ?? '',
                'greeting'          => $params['greeting'] ?? '',
                'addFriendInterval' => $params['addFriendInterval'] ?? '',
                'startTime'         => $params['startTime'] ?? '',
                'endTime'           => $params['endTime'] ?? '',
            ];
            // 其余参数归为sceneConf
            $sceneConf = $params;
            unset(
                $sceneConf['id'],
                $sceneConf['apiKey'],
                $sceneConf['userId'],
                $sceneConf['status'],
                $sceneConf['planId'],
                $sceneConf['name'],
                $sceneConf['sceneId'],
                $sceneConf['messagePlans'],
                $sceneConf['scenarioTags'],
                $sceneConf['customTags'],
                $sceneConf['device'],
                $sceneConf['orderTableFileName'],
                $sceneConf['userInfo'],
                $sceneConf['textUrl'],
                $sceneConf['remarkType'],
                $sceneConf['greeting'],
                $sceneConf['addFriendInterval'],
                $sceneConf['startTime'],
                $sceneConf['orderTableFile'],
                $sceneConf['endTime']
            );

            // 构建数据
            $data = [
                'name'      => $params['name'],
                'sceneId'   => $params['sceneId'],
                'sceneConf' => json_encode($sceneConf, JSON_UNESCAPED_UNICODE),
                'reqConf'   => json_encode($reqConf, JSON_UNESCAPED_UNICODE),
                'msgConf'   => json_encode($msgConf, JSON_UNESCAPED_UNICODE),
                'tagConf'   => json_encode($tagConf, JSON_UNESCAPED_UNICODE),
                'userId'    => $params['userInfo']['id'] ?? 0,
                'companyId' => $params['userInfo']['companyId'] ?? 0,
                'status'    => 1,
                'apiKey'    => $this->generateApiKey(), // 生成API密钥
                'createTime'=> time(),
                'updateTime'=> time(),
            ];

        
            try {
                Db::startTrans();
                // 插入数据
                $planId = Db::name('customer_acquisition_task')->insertGetId($data);
                
                if (!$planId) {
                    throw new \Exception('添加计划失败');
                }


                //订单
                if($params['sceneId'] == 2){
                    if(!empty($params['orderTableFile'])){
                        // 先下载到本地临时文件，再分析，最后删除
                        $originPath = $params['orderTableFile'];
                        $tmpFile = tempnam(sys_get_temp_dir(), 'order_');
                        // 判断是否为远程文件
                        if (preg_match('/^https?:\/\//i', $originPath)) {
                            // 远程URL，下载到本地
                            $fileContent = file_get_contents($originPath);
                            if ($fileContent === false) {
                                exit('远程文件下载失败: ' . $originPath);
                            }
                            file_put_contents($tmpFile, $fileContent);
                        } else {
                            // 本地文件，直接copy
                            if (!file_exists($originPath)) {
                                exit('文件不存在: ' . $originPath);
                            }
                            copy($originPath, $tmpFile);
                        }
                        // 解析临时文件
                        $ext = strtolower(pathinfo($originPath, PATHINFO_EXTENSION));
                        $rows = [];
                        if (in_array($ext, ['xls', 'xlsx'])) {
                            // 直接用composer自动加载的PHPExcel
                            $excel = \PHPExcel_IOFactory::load($tmpFile);
                            $sheet = $excel->getActiveSheet();
                            $data = $sheet->toArray();
                            if (count($data) > 1) {
                                array_shift($data); // 去掉表头
                            }

                            foreach ($data as $cols) {
                                $rows[] = [
                                    'name'        => isset($cols[0]) ? trim($cols[0]) : '',
                                    'phone'       => isset($cols[1]) ? trim($cols[1]) : '',
                                    'wechat'      => isset($cols[2]) ? trim($cols[2]) : '',
                                    'source'      => isset($cols[3]) ? trim($cols[3]) : '',
                                    'orderAmount' => isset($cols[4]) ? trim($cols[4]) : '',
                                    'orderDate'   => isset($cols[5]) ? trim($cols[5]) : '',
                                ];
                            }
                        } elseif ($ext === 'csv') {
                            $content = file_get_contents($tmpFile);
                            $lines = preg_split('/\r\n|\r|\n/', $content);
                            if (count($lines) > 1) {
                                array_shift($lines); // 去掉表头
                                foreach ($lines as $line) {
                                    if (trim($line) === '') continue;
                                    $cols = str_getcsv($line);
                                    if (count($cols) >= 6) {
                                        $rows[] = [
                                            'name'        => isset($cols[0]) ? trim($cols[0]) : '',
                                            'phone'       => isset($cols[1]) ? trim($cols[1]) : '',
                                            'wechat'      => isset($cols[2]) ? trim($cols[2]) : '',
                                            'source'      => isset($cols[3]) ? trim($cols[3]) : '',
                                            'orderAmount' => isset($cols[4]) ? trim($cols[4]) : '',
                                            'orderDate'   => isset($cols[5]) ? trim($cols[5]) : '',
                                        ];
                                    }
                                }
                            }
                        } else {
                            unlink($tmpFile);
                            exit('暂不支持的文件类型: ' . $ext);
                        }
                        // 删除临时文件
                        unlink($tmpFile);

                        // 1000条为一组进行批量处理
                        $batchSize = 1000;
                        $totalRows = count($rows);

                        for ($i = 0; $i < $totalRows; $i += $batchSize) {
                            $batchRows = array_slice($rows, $i, $batchSize);

                            if (!empty($batchRows)) {
                                // 1. 提取当前批次的phone
                                $phones = [];
                                foreach ($batchRows as $row) {
                                    $phone = !empty($row['phone']) ? $row['phone'] : $row['wechat'];
                                    if (!empty($phone)) {
                                        $phones[] = $phone;
                                    }
                                }

                                // 2. 批量查询已存在的phone
                                $existingPhones = [];
                                if (!empty($phones)) {
                                    $existing = Db::name('task_customer')
                                        ->where('task_id', $planId)
                                        ->where('phone', 'in', $phones)
                                        ->field('phone')
                                        ->select();
                                    $existingPhones = array_column($existing, 'phone');
                                }

                                // 3. 过滤出新数据，批量插入
                                $newData = [];
                                foreach ($batchRows as $row) {
                                    $phone = !empty($row['phone']) ? $row['phone'] : $row['wechat'];
                                    if (!empty($phone) && !in_array($phone, $existingPhones)) {
                                        $newData[] = [
                                            'task_id' => $planId,
                                            'name' => $row['name'] ?? '',
                                            'source' => $row['source'] ?? '',
                                            'phone' => $phone,
                                            'tags' => json_encode([], JSON_UNESCAPED_UNICODE),
                                            'siteTags' => json_encode([], JSON_UNESCAPED_UNICODE),
                                            'createTime' => time(),
                                        ];
                                    }
                                }

                                // 4. 批量插入新数据
                                if (!empty($newData)) {
                                    Db::name('task_customer')->insertAll($newData);
                                }
                            }
                        }

                    }
                }

                Db::commit();
                
                return ResponseHelper::success(['planId' => $planId], '添加计划任务成功');
                
            } catch (\Exception $e) {
                // 回滚事务
                Db::rollback();
                throw $e;
            }
            
        } catch (\Exception $e) {
            return ResponseHelper::error('系统错误: ' . $e->getMessage(), 500);
        }
    }

        /**
     * 验证JSON格式是否正确
     *
     * @param string $string
     * @return bool
     */
    private function validateJson($string)
    {
        if (empty($string)) {
            return true;
        }
        
        json_decode($string);
        return (json_last_error() == JSON_ERROR_NONE);
    }
}